how to disable hdcp

); In general, when you add a constraint, all existing rows in the table must meet this constraint. However, if you can disable a constraint when you initially add a constraint and you can make the constraint apply only to newly added data by specifying the Enable Novalidate option.Add a UNIQUE ConstraintALTER TABLE Tb_name Add constraint uq_name unique (column_name);Delete ConstraintALTER TABLE Tb_name DROP constraint constraint name; When you delete

support IPV6 is incompatible with your Internet service provider's legacy IPV4 network, and so on. This does not mean, of course, that you should blindly disable IPV6 on your Linux machine. Given all the benefits IPv6 promised, as a part of society we end up embracing it, but as part of the troubleshooting process for end users, if IPV6 is really the culprit, you can try to shut it down. Here are some tips for disabling IPv6 in parts of Linux (for

When you are new to Ubuntu, you cannot know some features. For example, how to change your password, disable some functions, and create a user account. When new users try Ubuntu, they often ask the following question: how to disable screen locking or prevent the Ubuntu screen from getting dimmed. Here are some simple tips for beginners of Ubuntu. These skills are not new to Ubuntu experts. This tutorial is

This time to bring you bypass disable functions execute PHP system command summary, bypass disable functions Execute PHP system commands to note what, the following is the actual case, take a look. First, why should bypass disable functions For security reasons, many ops people will disable some of PHP's "dangerous" f

The simplest way to disable ajax caching is to generate a random number directly on the js end, but sometimes this method is not applicable to post, what should we do if we want to disable the ajax cache for post-submitted data? below I have sorted out a lot about prohibiting aja... the simplest way to disable ajax caching is to generate a random number directly

Post: The reason why the company disables USB flash drives and mobile hard drives is varied. The loudest reason is to prevent employees from taking away confidential information. Here I provide you with tips that do not require professional software, because your boss always believes that "you can solve the problem, don't spend money ". Method 1: BIOS setup) Go to BIOS settings, select the "Integrated peripherals" option, and then set the "USB 1.1 controller" and "USB 2.0 contr01ler" options t

Windows Server 2008 Disables local ports Windows system By default many ports are open. By shutting down certain ports, you can improve the security of your Windows system to some extent, especially for servers. The command "Netstat-an" allows you to know which port the system is currently listening on. On Windows Server 2008 systems, there are two ways to disable a local port: 1, through Windows Firewall (relatively simple, easy to set up) 2, th

The perfect method for wordpress to disable document revision and automatic saving is automatically saved by wordpress. Wordpress's article revision and automatic saving functions have been annoying for so long. You have also used the super switch plug-in to disable wordpress Article revision and automatic saving, however, there are already enough plug-ins in your blog, so you have to modify the wordpress m

This article mainly introduces about PHP through bypass disable functions Execution System command method Summary, have certain reference value, now share to everybody, need friend can refer to First, why should bypass disable functions For security reasons, many ops people will disable some of PHP's "dangerous" functions, such as eval, exec, system, etc., write

Many people will encounter this situation, when browsing the page, found that the right mouse button is not enabled. Hey? Refresh and refresh, and no eggs, and then hit the mouse (yes, I was so violent), change the browser, useless, and finally abandoned. In fact, this is because the designer has enabled the "Disable Right button" feature on the page in order to prevent the content from being copied.I was once a victim, and now as a small IT Developer

Effects to be achieved Of course, this is the result of using extjs3. In 3, you can directly set node. UI. checkbox. Disabled = true. If you set the node, you can use node. Disable ();But now the problem is that in extjs4.1, this method is not found (I have searched the API many times, but it is not found. If you find it, please let me know, the following method can pass by directly ,,,). Let's talk about the idea first. If you use Firefox to check w

For details about the Linux system daemon, ntsysv can turn off the services acpid, haldaemon, messagebus, klogd, network, syslogd, and the above services must be enabled! Other analyses are as follows: 1. NetworkManager and NetworkManagerDispatcher NetworkManager are background processes that automatically switch network connections. Many laptop users need to enable this function, which enables you to switch between a wireless network and a wired network. Most desktop users should

Hackers mostly intrude through ports, so your server can only open the ports you need. What ports do you need? The following are common ports that you can choose as needed: 80 is a Web site service, 21 is an FTP service, 25 is an e-mail SMTP service, and 110 is an e-mail POP3 service. For more information, see SQL server port 1433. Disable unnecessary ports! To close these ports, we can use the security policy of Windows 2000.With its security pol

Button | disable | browser The Back button of the browser allows us to easily return to the pages we visited before, and it is certainly useful. But sometimes we have to turn this feature off to prevent users from disrupting the scheduled page access order. This article describes the various options for disabling browser fallback buttons available on the network, analyzing their pros and cons, and how they fit into the situation. 　　I. Overview There